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Condensed Balance Sheets - USD ($)
Jul. 31, 2017
Jan. 31, 2017
ASSETS    
Cash and cash equivalents $ 10,797,128 $ 13,695,168
U.S. Government securities, current, at amortized cost (which approximates market) 2,366,816 456,058
Accrued income receivable 6,220,864 45,045
Prepaid expenses 139,785 53,608
Current assets 19,524,593 14,249,879
Assignments of leased property    
Amended assignment of Peters Lease 1 1
Assignment of Cloquet Leases 1 1
Certificate of beneficial interest for 13,120,010 units of Land Trust 1 1
Total fixed property 3 3
Total assets 19,524,596 14,249,882
LIABILITIES, UNALLOCATED RESERVE AND TRUST CORPUS    
Distribution payable 2,099,202 1,836,801
Accrued expenses 59,287 108,193
Deferred royalty revenue   2,099,415
Total liabilities 2,158,489 4,044,409
Unallocated reserve 17,366,104 10,205,470
Trust corpus 3 3
Total liabilities, unallocated reserve and trust corpus $ 19,524,596 $ 14,249,882